Draft: Symfony YAML does not parse all YAML

Makefile

@@ -37,6 +37,12 @@ fix-style: php-cs-fixer.phar
 	$(DOCKER_PHP) vendor/bin/indent --spaces .php_cs.dist
 	$(DOCKER_PHP) ./php-cs-fixer.phar fix src/ --diff
 
+cli:
+	docker-compose run --rm php bash
+
+#cli_root:
+#	docker-compose exec --user="root" php bash
+
 install:
 	$(DOCKER_PHP) composer install --prefer-dist --no-interaction --no-progress --ansi
 	$(DOCKER_NODE) yarn install

composer.json

@@ -20,16 +20,14 @@
 	"require": {
 		"php": ">=7.1.0",
 		"ext-json": "*",
-		"symfony/yaml": "^3.4 || ^4 || ^5 || ^6 || ^7.0",
+		"ext-yaml": "*",
 		"justinrainbow/json-schema": "^5.2"
 	},
 	"require-dev": {
 		"cebe/indent": "*",
 		"phpunit/phpunit": "^6.5 || ^7.5 || ^8.5 || ^9.4",
 		"oai/openapi-specification": "3.0.3",
 		"mermade/openapi3-examples": "1.0.0",
-		"apis-guru/openapi-directory": "1.0.0",
-		"nexmo/api-specification": "1.0.0",
 		"phpstan/phpstan": "^0.12.0"
 	},
 	"conflict": {

src/Reader.php

@@ -13,7 +13,6 @@
 use cebe\openapi\json\InvalidJsonPointerSyntaxException;
 use cebe\openapi\json\JsonPointer;
 use cebe\openapi\spec\OpenApi;
-use Symfony\Component\Yaml\Yaml;
 
 /**
  * Utility class to simplify reading JSON or YAML OpenAPI specs.
@@ -54,7 +53,7 @@ public static function readFromJson(string $json, string $baseType = OpenApi::cl
      */
     public static function readFromYaml(string $yaml, string $baseType = OpenApi::class): SpecObjectInterface
     {
-        return new $baseType(Yaml::parse($yaml));
+        return new $baseType(yaml_parse($yaml));
     }
 
     /**

src/ReferenceContext.php

@@ -11,7 +11,6 @@
 use cebe\openapi\exceptions\UnresolvableReferenceException;
 use cebe\openapi\json\JsonPointer;
 use cebe\openapi\spec\Reference;
-use Symfony\Component\Yaml\Yaml;
 
 /**
  * ReferenceContext represents a context in which references are resolved.
@@ -224,7 +223,7 @@ public function fetchReferencedFile($uri)
         if (strpos(ltrim($content), '{') === 0) {
             $parsedContent = json_decode($content, true);
         } else {
-            $parsedContent = Yaml::parse($content);
+            $parsedContent = yaml_parse($content);
         }
         $this->_cache->set('FILE_CONTENT://' . $uri, 'FILE_CONTENT', $parsedContent);
         return $parsedContent;

src/Writer.php

@@ -9,7 +9,6 @@
 
 use cebe\openapi\exceptions\IOException;
 use cebe\openapi\spec\OpenApi;
-use Symfony\Component\Yaml\Yaml;
 
 /**
  * Utility class to simplify writing JSON or YAML OpenAPI specs.
@@ -35,7 +34,10 @@ public static function writeToJson(SpecObjectInterface $object, int $flags = JSO
      */
     public static function writeToYaml(SpecObjectInterface $object): string
     {
-        return Yaml::dump($object->getSerializableData(), 256, 2, Yaml::DUMP_OBJECT_AS_MAP | Yaml::DUMP_EMPTY_ARRAY_AS_SEQUENCE);
+//        return Yaml::dump($object->getSerializableData(), 256, 2, Yaml::DUMP_OBJECT_AS_MAP | Yaml::DUMP_EMPTY_ARRAY_AS_SEQUENCE);
+        return yaml_emit(
+            json_decode(json_encode($object->getSerializableData()), true)
+        );
     }
 
     /**

src/spec/Reference.php

@@ -8,7 +8,6 @@
 namespace cebe\openapi\spec;
 
 use cebe\openapi\DocumentContextInterface;
-use cebe\openapi\exceptions\IOException;
 use cebe\openapi\exceptions\TypeErrorException;
 use cebe\openapi\exceptions\UnresolvableReferenceException;
 use cebe\openapi\json\InvalidJsonPointerSyntaxException;
@@ -17,7 +16,6 @@
 use cebe\openapi\json\NonexistentJsonPointerReferenceException;
 use cebe\openapi\ReferenceContext;
 use cebe\openapi\SpecObjectInterface;
-use Symfony\Component\Yaml\Yaml;
 
 /**
  * Reference Object

tests/WriterTest.php

@@ -74,11 +74,13 @@ public function testWriteYaml()
 
 
         $this->assertEquals(preg_replace('~\R~', "\n", <<<YAML
+---
 openapi: 3.0.0
 info:
-  title: 'Test API'
+  title: Test API
   version: 1.0.0
-paths: {  }
+paths: []
+...
 
 YAML
         ),
@@ -121,12 +123,14 @@ public function testWriteEmptySecurityYaml()
 
 
         $this->assertEquals(preg_replace('~\R~', "\n", <<<YAML
+---
 openapi: 3.0.0
 info:
-  title: 'Test API'
+  title: Test API
   version: 1.0.0
-paths: {  }
+paths: []
 security: []
+...
 
 YAML
         ),
@@ -173,14 +177,15 @@ public function testWriteEmptySecurityPartYaml()
 
 
         $this->assertEquals(preg_replace('~\R~', "\n", <<<YAML
+---
 openapi: 3.0.0
 info:
-  title: 'Test API'
+  title: Test API
   version: 1.0.0
-paths: {  }
+paths: []
 security:
-  -
-    Bearer: []
+- Bearer: []
+...
 
 YAML
         ),

tests/docker/Dockerfile

@@ -19,11 +19,14 @@ RUN apt-get update && \
             curl \
             libcurl4-openssl-dev \
             libssl-dev \
+            libyaml-dev \
         --no-install-recommends && \
         apt-get clean && \
         rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
         && pecl install xdebug-2.9.6 \
+        && pecl install yaml \
         && docker-php-ext-enable xdebug \
+        && docker-php-ext-enable yaml \
         && docker-php-ext-install \
                 zip \
                 curl \

tests/spec/MediaTypeTest.php

@@ -1,8 +1,8 @@
 <?php
 
 use cebe\openapi\Reader;
-use cebe\openapi\spec\MediaType;
 use cebe\openapi\spec\Example;
+use cebe\openapi\spec\MediaType;
 use cebe\openapi\spec\OpenApi;
 use cebe\openapi\spec\Reference;
 use Symfony\Component\Yaml\Yaml;
@@ -125,7 +125,7 @@ public function testPathsCanNotBeCreatedFromBullshit($config, $expectedException
 
     public function testUnresolvedReferencesInEncoding()
     {
-        $yaml = Yaml::parse(<<<'YAML'
+        $yaml = yaml_parse(<<<'YAML'
 openapi: "3.0.0"
 info:
   version: 1.0.0

tests/spec/OpenApiTest.php

@@ -30,7 +30,7 @@ public function testReadPetStore()
     {
         $openApiFile = __DIR__ . '/../../vendor/oai/openapi-specification/examples/v3.0/petstore.yaml';
 
-        $yaml = Yaml::parse(file_get_contents($openApiFile));
+        $yaml = yaml_parse(file_get_contents($openApiFile));
         $openapi = new OpenApi($yaml);
 
         $result = $openapi->validate();